Portion of light fixture



FIG. 1 is a top perspective view of a portion of light fixture in accordance with our design;

FIG. 2 is a top plan view of the portion of light fixture in accordance with our design;

FIG. 3 is a bottom plan view of the portion of light fixture in accordance with our design;

FIG. 4 is a front elevation view of the portion of light fixture in accordance with our design; and,

FIG. 5 is a side elevation view of the portion of light fixture in accordance with our design, the opposite side being a mirror image.

The broken lines showing environmental structure are for illustrative purposes only and form no part of the claimed invention. 

The ornamental design for a portion of light fixture, as shown and described. 